Oil-fired space heater or similar article



FIG. 1 is a front elevational view of an oil-fired space heater showing the new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof. 

The ornamental design for an oil-fired space heater or a similar article, substantially as shown and described. 